ssh and remote sudo not hiding password

[Matt Brown]

Change sudo to NOPASSWD

You can get dangerous with sudo...

Matt

Brent Bolin wrote:
> Think there is also an option in sudo to not prompt for passwd
>
> On Fri, Nov 6, 2009 at 4:03 PM, Brent Bolin <brent.bolin at gmail.com 
> <mailto:brent.bolin at gmail.com>> wrote:
>
>     As root
>
>
>     On Fri, Nov 6, 2009 at 3:59 PM, Colin Law <clanlaw at googlemail.com
>     <mailto:clanlaw at googlemail.com>> wrote:
>
>         2009/11/6 Brent Bolin <brent.bolin at gmail.com
>         <mailto:brent.bolin at gmail.com>>:
>         > Use ssh keys
>
>         If I understand you correctly you mean that I should use keys to
>         prevent the necessity for entering the password at all.  In fact I
>         already do this.  The password is not for the ssh connection
>         but for
>         the sudo shutdown command.  How can I use ssh keys to prevent
>         having
>         to enter pwd for sudo?
>
>         Colin
>
>         >
>         > On Fri, Nov 6, 2009 at 3:46 PM, Colin Law
>         <clanlaw at googlemail.com <mailto:clanlaw at googlemail.com>> wrote:
>         >>
>         >> I can shut down a remote machine by connecting via ssh then
>         shutting it
>         >> down
>         >> ssh ip_address
>         >> <logon messages>
>         >> sudo shutdown -h now
>         >> password: (entered pwd not visible)
>         >>
>         >> and the remote machine shuts down.
>         >> To save typing (and brain power) I wrote a script on local
>         machine
>         >> ssh ip_addr sudo shutdown -h now
>         >> When I run the script it works as expected and shuts down
>         the remote
>         >> machine, but when it prompts me for the password (for the sudo
>         >> shutdown), the password I type is not hidden but is visible
>         on screen,
>         >> which is not good.  I am sure there is a way round this but
>         I have not
>         >> managed to find it.  Any help will be much appreciated.
>         >>
>         >> Colin
>         >>
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